# GRSB Mobile vs Flatwater Bank Mobile

The clearest difference is rating: GRSB Mobile at 4.7 against Flatwater Bank Mobile's 4.1. GRSB Mobile also leads on ratings volume (87 vs 14). Flatwater Bank Mobile's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GRSB Mobile holds the better App Store score, 4.7 against 4.1. That said, the two scores are not equally well evidenced: GRSB Mobile has 87 ratings behind it against 14, so its average is the more settled of the two. Written reviews complicate that: 91% of GRSB Mobile's written reviews are positive against 100% of Flatwater Bank Mobile's, so the app with the better star average is not the one people write more warmly about.

GRSB Mobile ships an update every 6 months, Flatwater Bank Mobile every 4 months. The most recent releases landed on November 10, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | GRSB Mobile | Flatwater Bank Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (87 ratings)](https://appshunter.io/ios/app/grsb-mobile/id454601697/reviews)** | [4.1 (14 ratings)](https://appshunter.io/ios/app/flatwater-bank-mobile/id600652184/reviews) |
| Number of ratings | **87** | 14 |
| Positive reviews | 91.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 29 MB | 119 MB |
| Requires iOS | 16.0 | **14.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Grand Rapids State Bank](https://appshunter.io/developer/454601700) | [Flatwater Bank](https://appshunter.io/developer/600652187) |

## What reviewers say

### GRSB Mobile

[App page](https://appshunter.io/ios/app/grsb-mobile/id454601697)

Manage your finances conveniently from your mobile device. This app allows you to deposit checks, pay bills, transfer funds, and view account details securely. It offers advanced security features like facial recognition and Touch ID for easy access.

**Highlights:** Face Recognition, Touch ID, and Passcode Access, Mobile Deposit, Bill Pay, View Statements and Check Images, Account Balances and Transaction History, Fund Transfers, Loan Payments, Pay a Person

**Features:** macOS Compatibility

**In-app purchases:** none


### Flatwater Bank Mobile

[App page](https://appshunter.io/ios/app/flatwater-bank-mobile/id600652184)

Access your bank accounts securely from your mobile device. View balances, transaction history, transfer funds, and find nearby branches or ATMs. Contact customer service easily for any banking needs.

**Highlights:** View account balances, Check account activity, Transfer funds, Locate branches and ATMs, Contact customer service, Share app with friends

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is GRSB Mobile free?

GRSB Mobile is free to download, with no in-app purchases.

### Is Flatwater Bank Mobile free?

Flatwater Bank Mobile is free to download, with no in-app purchases.

### Which has better reviews, GRSB Mobile or Flatwater Bank Mobile?

GRSB Mobile is rated higher. GRSB Mobile averages 4.7 out of 5 from 87 ratings, while Flatwater Bank Mobile averages 4.1 from 14 ratings.

### Do GRSB Mobile or Flatwater Bank Mobile have ads?

GRSB Mobile shows ads; Flatwater Bank Mobile does not.

### Which is updated more often, GRSB Mobile or Flatwater Bank Mobile?

GRSB Mobile ships an update every 6 months, and Flatwater Bank Mobile every 4 months. Most recently, GRSB Mobile was updated on November 10, 2026 and Flatwater Bank Mobile on November 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*